Answer:
An information system is essentially made up of five components hardware, software, database, network and people. These five components integrate to perform input, process, output, feedback and control. Hardware consists of input/output device, processor, operating system and media devices.
Explanation:
Answer:
» Microsoft word ( word processing )
» Microsoft powerpoint ( presentation )
» Microsoft access ( database mamagement )
» Microsoft excel ( spread sheets )
Explanation:

<span>A wiki is this type of site. The users can, anonymously or with a profile, add to or delete content already posted. This gives the community the ability to add to the overall knowledge base on a specific subject. The site tracks changes through IP addresses to make sure that changes are not done maliciously.</span>
Answer: Option (a) ,(c) and (e) can become a solution for the problem.
Option(b) and (d) are not exactly a solution to the issue rather can be considered on temporary basis
Explanation: Windows Task Manager is used for processing task taking place in the system and monitors the performance of that task or program that is running.To stop the unnecessary program execution on the system. methods like searching the source of the program from Task scheduler, startup files or registry key that initiated the execution that unwanted task.
Methods like disabling the program by using Msconfig and Task manager will only deactivate them but they are not eliminated from the source .Thus the appropriate answers would be option(a), (c) and (e).